Zurn-Wilkins Repair Kit for Water Pressure Reducing Valve Price For: Each Includes: Tail Piece, Cartridge, Diaphragm, Diaphragm Disc, Bolt, Spring, Spring Disc, Friction Ring Body Material: Rubber and Steel Temp. Range: 33 Degrees to 140 Degrees F Size: 1" Item: Repair Kit Country of Origin (subject to change): China